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HARBOUR INVESTMENT MANAGEMENT LLC: BRK-B position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of HARBOUR INVESTMENT MANAGEMENT LLC on BRK-B, newest first. How the timeline and the estimate are built.

HARBOUR INVESTMENT MANAGEMENT LLC held 8,762 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-22.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 8,762 shares
    Change vs previous 13F +526 shares

    2.26% of the 13F portfolio, value $4,384,417.

    13F-HR 0001275880-26-000004 filed by HARBOUR INVESTMENT MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 8,236 shares
    Change vs previous 13F -899 shares

    2.14% of the 13F portfolio, value $3,946,691.

    13F-HR 0001275880-26-000003 filed by HARBOUR INVESTMENT MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 9,135 shares
    Change vs previous 13F -1,805 shares

    2.43% of the 13F portfolio, value $4,591,708.

    13F-HR 0001275880-26-000002 filed by HARBOUR INVESTMENT MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 10,940 shares
    Change vs previous 13F -865 shares

    2.39% of the 13F portfolio, value $5,499,976.

    13F-HR 0001275880-25-000011 filed by HARBOUR INVESTMENT MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 11,805 shares
    Change vs previous 13F -232 shares

    2.48% of the 13F portfolio, value $5,734,515.

    13F-HR 0001275880-25-000009 filed by HARBOUR INVESTMENT MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 12,037 shares
    Change vs previous 13F -240 shares

    2.9% of the 13F portfolio, value $6,410,665.

    13F-HR 0001275880-25-000005 filed by HARBOUR INVESTMENT MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 12,277 shares
    Change vs previous 13F 0 shares

    2.44% of the 13F portfolio, value $5,564,919.

    13F-HR 0001275880-25-000001 filed by HARBOUR INVESTMENT MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 12,277 shares
    Change vs previous 13F not available

    2.5% of the 13F portfolio, value $5,650,612.

    13F-HR 0001275880-24-000008 filed by HARBOUR INVESTMENT MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).